因特网与万维网基本原理与技术 英文【2025|PDF|Epub|mobi|kindle电子书版本百度云盘下载】

因特网与万维网基本原理与技术 英文PDF格式电子书版下载

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1 Fundamentals of Electronic Mail1

1.1 Introduction1

1 Fundamentals of Electronic Mail1

1.2 E-Mal:Advantages and Disadvantages2

1.2.2 Disadvantages3

1.2.1 Advantages3

1.3.1 Userids5

1.3 Userids,Passwords,and E-Mail Addresses5

1.3.2 Passwords6

1.3.3 E-Mail Addresses7

1.3.4 Domain Names8

1.3.6 Local and Systemwide Aliases10

1.3.5 E-Mail Address Determinations10

1.4 Message Components13

1.5 Message Composition16

1.5.1 Structure17

1.5.2 Netiquette19

1.5.3 Composition20

1.6 Mailer Features22

1.6.2 Bracketed Text and Include23

1.6.1 Compose,File,and Reply23

1.6.3 Forwarding25

1.7 E-Mail Inner Workings26

1.7.1 Mailer,Mail Server,and Mailbox26

1.7.2 Store and Forward Features27

1.7.3 Central Mail Spool and IMAP29

1.7.4 Bounce Feature30

1.8 E-Mail Management32

1.8.1 Action Options32

1.8.2 Vacation Programs33

1.8.3 E-Mail and Businesses34

1.9 MIME Types35

2 Jump Start:Browsing and Publishing37

2.1 Introduction37

2.2 Browser Bare Bones37

2 Jump Start:Browsing and Publishing37

2.2.1 Browser Window Terminology38

2.2.2 Menu Bar39

2.2.3 Toolbar40

2.2.4 Hot Buttons42

2.3 Coast-to-Coast Surfing43

2.2.5 Hyperlinks43

2.3.1 Web Terminology44

2.3.2 Uniform Resource Locator(URL)45

2.4 HyperText Markup Language:Introduction47

2.4.1 HTML Tag Syntax48

2.4.2 HTML Document Creation49

2.5 Web Page Installation52

2.5.1 Basic Principles53

2.5.2 A Specific Example53

2.6.1 Head Tag56

2.6 Web Page Setup56

2.6.2 HTML and Colors62

2.6.3 Body Tag64

2.6.4 HTML Font Colors68

2.6.5 Font Size68

2.6.6 Font Face69

2.6.7 HTML Comments70

2.7 HTML Formatting and Hyperlink Creation73

2.7.1 Paragraph Tag74

2.7.2 Heading Tags75

2.7.3 Anchor Tag77

2.7.4 Image Tag82

3 The Internet87

3.1 Introduction87

3 The Intemet87

3.2 The Internet Defined88

3.2.1 The Information Superhighway88

3.2.2 Interesting Internet Facts89

3.3 Internet History90

3.3.2 1970s Telecommunications91

3.3.1 1960s Telecommunications91

3.3.3 1980s Telecommunications92

3.3.4 1990s Telecommunications93

3.3.5 Internet Growth95

3.4 The Way the Internet Works96

3.4.1 Network Benefits96

3.4.2 Interconnected Networks and Communication97

3.4.3 Physical Components99

3.4.4 Network Connections99

3.4.5 Client-Server Model100

3.4.6 IP Addresses100

3.4.8 Web Page Retrieval103

3.4.7 Internet Protocol Version 6(Ipv6)103

3.5.1 World Wide Wait Problem105

3.5 Internet Congestion105

3.5.2 Technical Solutions106

3.5.3 Issues and Predictions107

3.6 Internet Clture108

3.6.1 Critical Evaluation of Information109

3.6.2 Freedom ofExpression109

3.6.3 Communication Mechanisms111

3.6.4 Advertising112

3.6.5 Societal Impact113

3.7 Business Culture and the Internet114

3.7.1 On-Line Businesses115

3.7.2 Three Sample Companies116

3.7.3 On-Line Business Hurdles118

3.7.4 Cookies118

3.7.5 Business and Safety/Security on the Web119

3.7.6 Legal Environment119

3.7.7 U.S.Government s Commitment to Electronic Commerce120

3.8 Collaborative Computing and the Internet121

3.8.1 Collaborative Computing Defined121

3.8.2 Applications122

3.8.3 Impact123

3.8.4 Future Prospects124

4 The World Wide Web127

4.1 Introduction127

4.2 The Web Defined127

4 The World Wide Web127

4.3 Miscellaneous Web Browser Details129

4.3.1 Personal Preferences129

4.3.2 Bookmarks130

4.3.3 Plug-ins and Helper Applications133

4.3.4 Web Browsers Comparison:Netscape and Microsoft134

4.4 Web Writing Styles136

4.4.1 The Biography137

4.4.2 The Business Exposition139

4.4.3 The Guide141

4.4.4 The Tutorial141

4.4.5 Writing Genres Summary144

4.5 Web Presentation Otuline,Design,and Management145

4.5.1 Goal Setting146

4.5.2 Outlining148

4.5.3 Navigating153

4.5.4 Designing and Coding156

4.5.5 Revising157

4.6 Registering Web Pages159

4.7 Lynx:Text-Based Web Browser160

4.7.1 Starting Lynx163

4.7.2 Basic Navigation163

4.7.3 Features164

4.7.4 Bookmarks164

4.7.5 Printing164

4.7.6 Images165

4.7.7 Lynx Commands Summary166

5.1 Introduction169

5 Searching the World Wide Web169

5 Searching the World Wide Web169

5.2 Directories,Search Engines,and Metasearch Engines170

5.2.1 Directories170

5.2.2 Popular Directories171

5.2.3 Search Engines171

5.2.4 Popular Search Engines173

5.2.5 Metasearch Engines173

5.2.6 Popular Metasearch Engines173

Ellen and Ray s Choices174

5.2.7 White Pages174

5.2.8 Popular White Pages174

5.3 Search Fundamentals175

5.3.1 Search Terminology177

5.3.2 Pattern Matching Queries178

5.3.3 Boolean Queries180

5.3.4 Search Domain181

5.3.5 Search Subjects182

5.4 Search Strategies183

5.4.1 Too Few Hits:Search Generalization183

5.4.2 Too Many Hits:Search Specialization184

5.4.3 Sample Searches184

5.5 How Does a Search Engine Work?186

5.5.1 Search Engine Components186

5.5.2 User interface187

5.5.3 Searcher187

5.5.4 Evaluator187

5.5.5 Gatherer188

5.5.7 Summary192

5.5.6 Indexer192

6 Telnet and FTP195

6.2 Telnet and Remote Login195

6 Telnet and FTP195

6.1 Introduction195

6.2.1 Telnet196

6.2.2 Remote Login199

6.3 File Transfer200

6.3.1 Graphical File Transfer Clients201

6.3.2 Text-Based File Transfer Clients203

6.3.3 File Compression204

6.3.4 Anonymous File Transfer204

6.3.5 Archie205

6.4.1 Definitions206

6.4 Computer Viruses206

6.4.2 Virus Avoidance and Precautions207

7.1 Introduction209

7.2 Semantic Versus Syntactic Based Style Types209

7 Basic HTML209

7 Basic HTML209

7.2.1 Semantic Based Style Types210

7.2.2 Syntactic Based Style Types215

7.2.3 Style Type Usage218

7.3.1 Headers219

7.3 Headers and Footers219

7.3.2 Horizontal Rule Tag221

7.3.3 Footers222

7.4.1 Ordered Lists225

7.4 Lists225

7.4.2 Unordered Lists227

7.4.3 Definition Lists229

7.4.4 Nested Lists231

7.5 Tables237

7.5.1 Table Usage237

7.5.2 HTML Table Tags238

7.5.3 Frequently Asked Questions252

7.6 Debugging255

8 Web Graphics259

8 Web Graphics259

8.1 Introduction259

8.2 Popular Image Formats260

8.2.1 Image Compression260

8.2.2 Image Acquisition and Display260

8.2.3 Graphics Interchange Format(GIF)263

8.2.4 Joint Photographic Experts Group(JPG)264

8.2.5 Portable Network Graphics(PNG)266

8.3 GIF Features267

8.3.1 Animated GIFs267

8.3.2 Interlaced GIFs269

8.3.3 Transparent Images269

8.4 Image Tag Revisited271

8.4.1 Image and Text Alignment272

8.4.2 Additional ALIGN Attribute Values273

8.4.3 Summary:ALIGH Attrubute Values273

8.4.4 Horizontal Image Alignment275

8.4.5 Wrapped Text275

8.4.6 Text Wrap Prevention276

8.4.7 Spacing Control277

8.4.8 Centered Images278

8.4.9 Image Borders279

8.4.10 Low Source(LOWSRC)Images279

8.5 Image Maps281

8.5.1 Server-Side Image Maps281

8.5.2 Client-Side Image Maps283

8.5.3 Summary:Image Maps288

8.6 Scanners289

8.6.1 Scanner Types289

8.6.2 Scanner Selection291

8.7 Miscellaneous Graphics Topics292

8.7.1 Thumbnail Sketches292

8.7.2 Image Height and Width293

8.7.3 Image Load Time296

9 Advanced HTML299

9 Advanced HTML299

9.1 Introduction299

9.2 Frames299

9.2.1 Frame Usage301

9.2.2 Frame Tags301

9.2.3 Frequently Asked Questions305

9.2.4 Additional Frame Tag Attributes307

9.2.5 Targeted Hyperlinks307

9.2.6 Nested Frames310

9.2.7 Frameset Design Algorithm311

9.2.8 Frames Reality Check315

9.3 HTML Forms317

9.3.1 Form Tags319

9.3.2 Form Methods320

9.3.3 Mailto URLs322

9.3.4 Form Input Tags322

9.3.5 Frequently Asked Questions330

9.4 CGI Scripts332

9.4.1 Scripts and Forms333

9.4.2 Security333

9.5 Dynamic Documents334

9.5.1 Client Pull334

9.5.2 Server Push335

9.5.3 New-Address Notification336

9.6.1 Editors337

9.6 HTML Tools337

9.6.2 Syntax Checkers342

9.6.3 Converters344

9.7 Next-Generation HTML346

10 Newsgroups,Mailing Lists,Chat Rooms,and MUDs349

10 Newsgroups,Mailing Lists,Chat Rooms,and MUDs349

10.1 Introduction349

10.2 Newsgroups and Mailing Lists History350

10.3 Newsgroup Fundamentals351

10.3.1 Newsgroup Terminology351

10.3.2 Newsreaders354

10.3.3 Newsgroups Model357

10.3.4 Newsgroup Hierarchies360

10.3.5 Controversy362

Ellen and Ray s Choices363

10.4.1 Mailing List Terminology364

10.4 Mailing List Fundamentals364

10.4.2 Mailing List Subscriptions and Posts366

10.4.3 Helpful Hints369

10.4.4 Mailing Lists and Web Pages370

10.4.5 Mailing Lists Versus Newsgroups371

Ellen and Ray s Choices372

10.5 Newsgroups and Mailing Lists Availability373

10.6 Chat Rooms373

10.6.1 Chat Room Entrance374

10.6.2 Chat Room Culture376

10.6.3 Chat Rooms and Education376

10.7 MUDs377

10.7.1 MUD Connections378

10.7.2 MUDding378

10.7.4 Additional MUD Uses380

10.7.3 MUD Etiquette380

10.7.5 MUD Creation381

11 Electronic Publishing383

11 Electronic Publishing383

11.1 Introduction383

11.2 Electronic Publishing Advantages and Disadvantages383

11.2.1 Advantages384

11.2.2 Disadvantages384

11.3 Copyright Issues386

11.3.1 Definition386

11.3.2 Credit Issues387

11.4 Project Gutenberg and On-Line Books388

11.4.1 Project Gutenberg389

11.4.2 Other On-Line Books389

11.5 Electronic Journals,Magazines,and Newspapers390

11.5.1 E-zines390

11.5.2 Journals391

Ellen and Ray s Choices392

11.5.3 Magazines and Newspapers392

11.6 Miscellaneous Publishing Issues393

11.6.1 Plagiarism393

11.6.2 Electronic Publishing Do s and Don ts393

12 Web Programming Material395

12 Web Programming Material395

12.1 Introduction395

12.2 The JavaScript Programming Language396

12.2.1 JavaScript and HTML396

12.2.2 Event-Handlers397

12.2.3 Sample JavaScript Code400

12.3 Applets404

12.3.1 HTML Applet Tags405

12.3.2 Java-Enabled Browsers406

12.3.3 Sample Applets406

12.4 The Java Programming Language408

12.4.1 Sample Java Source Code409

12.4.2 Java and Object-Oriented Programming411

12.5 Guest Books412

12.5.1 Standard Input Fields of a Guest Book412

12.5.2 Guest Book Dynamics415

12.5.3 Mailto Guest Books416

12.6 Web Page Counters417

12.6.1 HTML Code for a Counter418

12.6.2 Counter Usefulness419

12.6.3 Counter Display Decision419

12.7 Server-Side Includes420

12.7.1 Common Inclusions420

12.7.2 Utilization420

13 Multimedia423

13 Multimedia423

13.1 Introduction423

13.2 Important Multimedia Issues424

13.2.1 Multimedia Displays424

13.2.2 Current Multimedia Concerns425

13.3 Audio427

13.3.1 Audio Installation427

13.3.2 Audio and Web Pages428

13.3.3 Audio Repositories428

13.4 Movies and Video429

13.4.1 Formats429

13.4.2 Video and Web Pages430

13.5 Virtual Reality and 3D Modeling431

13.5.1 Virtual Reality Modeling Language(VRML)432

13.5.2 QuickTime Virtual Reality(QTVR)434

13.5.3 Virtual Reality Summary434

13.6.1 Object Tag435

13.6 Multimedia and HTML Documents435

13.6.2 Embed Tag436

14 Privacy and Security Topics437

14 Privacy and Security Topics437

14.1 Introduction437

14.2 Known Information437

14.2.1 Volunteered Information438

14.2.2 Information Collection439

14.3 Software Complexity440

14.3.1 Contributing Factors440

14.3.2 Browsers,Networks,Operating Systems,and Servers440

14.4.1 Basic Concepts441

14.4 Encryption Schemes441

14.4.2 Prime Numbers444

14.4.3 Private Key Cryptography444

14.4.4 Public Key Cryptography446

14.4.5 Hashing Algorithms446

14.5 Secure Web Documents448

14.6 Digital Signatures449

14.6.1 Digital Signature Example449

14.6.2 Pretty Good Privacy451

14.7 Firewalls452

A Internet Service Providers455

A Internet Service Providers455

B Text Editing461

B Text Editing461

C Pine Mail Program467

C Pine Mail Program467

D Basic UNIX477

D Basic UNIX477

E HTML Tags487

E HTML Tags487

F Acronyms495

F Acronyms495

G My URLs499

G My URLs499

Glossary515

Glossary515

Bibllography529

Bibliography529

Index535

Index535